Income (Loss) Per Share (Details) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended								12 Months Ended
	Dec. 29, 2012	Sep. 29, 2012	Jun. 30, 2012	Mar. 31, 2012	Dec. 31, 2011	Oct. 01, 2011	Jul. 02, 2011	Apr. 02, 2011	Dec. 29, 2012	Dec. 31, 2011	Jan. 01, 2011
Earnings Per Share [Line Items]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount									24,131,138	5,806,615	5,087,770
Income (loss) from continuing operations	$ (55,976)	$ 4,658	$ 38	$ (22,584)	$ (1,763)	$ 1,274	$ (1,552)	$ 1,013	$ (73,864)	$ (1,028)	$ (197,698)
(Loss) income from discontinued operations, net of taxes	(767)	(183)	(439)	(4,634)	(12,765)	1,531	1,926	1,771	(6,023)	(7,537)	11,321
Net loss	(56,743)	4,475	(401)	(27,218)	(14,528)	2,805	374	2,784	(79,887)	(8,565)	(186,377)
Income (Loss) per Share - Diluted [Abstract]
Income (loss) from continuing operations	(55,976)	4,658	38	(22,584)	(1,763)	1,274	(1,552)	1,013	(73,864)	(1,028)	(197,698)
(Loss) income from discontinued operations, net of taxes	(767)	(183)	(439)	(4,634)	(12,765)	1,531	1,926	1,771	(6,023)	(7,537)	11,321
Weighted Average Number of Shares Outstanding Reconciliation [Abstract]
Basic shares									63,567,000	62,983,000	62,382,000
Diluted shares									63,567,000	62,983,000	62,382,000
Income (loss) per share - basic: [Abstract]
Continuing operations per share - basic	$ (0.88)	$ 0.07	$ 0.00	$ (0.36)	$ (0.03)	$ 0.02	$ (0.02)	$ 0.02	$ (1.16)	$ (0.02)	$ (3.17)
Discontinued operations per share - basic	$ (0.01)	$ 0.00	$ (0.01)	$ (0.07)	$ (0.20)	$ 0.02	$ 0.03	$ 0.02	$ (0.10)	$ (0.12)	$ 0.18
Net income (loss) per share - basic	$ (0.89)	$ 0.07	$ (0.01)	$ (0.43)	$ (0.23)	$ 0.04	$ 0.01	$ 0.04	$ (1.26)	$ (0.14)	$ (2.99)
Income (loss) per share - diluted: [Abstract]
Continuing operations per share - diluted	$ (0.88)	$ 0.06	$ 0.00	$ (0.36)	$ (0.03)	$ 0.02	$ (0.02)	$ 0.02	$ (1.16)	$ (0.02)	$ (3.17)
Discontinued operations per share - diluted	$ (0.01)	$ 0.00	$ (0.01)	$ (0.07)	$ (0.20)	$ 0.02	$ 0.03	$ 0.02	$ (0.10)	$ (0.12)	$ 0.18
Net income (loss) per share - diluted	$ (0.89)	$ 0.06	$ (0.01)	$ (0.43)	$ (0.23)	$ 0.04	$ 0.01	$ 0.04	$ (1.26)	$ (0.14)	$ (2.99)
Common Class A [Member]
Earnings Per Share [Line Items]
Income (loss) from continuing operations									(73,864)	(1,028)	(197,698)
(Loss) income from discontinued operations, net of taxes									(6,023)	(7,537)	11,321
Net loss									(79,887)	(8,565)	(186,377)
Income (Loss) per Share - Diluted [Abstract]
Income (loss) from continuing operations									(73,864)	(1,028)	(197,698)
(Loss) income from discontinued operations, net of taxes									$ (6,023)	$ (7,537)	$ 11,321
Weighted Average Number of Shares Outstanding Reconciliation [Abstract]
Basic shares									63,567,000	62,983,000	62,382,000
Dilutive effect of convertible notes									0	0	0
Dilutive effect of equity awards									0	0	0
Diluted shares									63,567,000	62,983,000	62,382,000
Income (loss) per share - basic: [Abstract]
Continuing operations per share - basic									$ (1.16)	$ (0.02)	$ (3.17)
Discontinued operations per share - basic									$ (0.10)	$ (0.12)	$ 0.18
Net income (loss) per share - basic									$ (1.26)	$ (0.14)	$ (2.99)
Income (loss) per share - diluted: [Abstract]
Continuing operations per share - diluted									$ (1.16)	$ (0.02)	$ (3.17)
Discontinued operations per share - diluted									$ (0.10)	$ (0.12)	$ 0.18
Net income (loss) per share - diluted									$ (1.26)	$ (0.14)	$ (2.99)